PRC-2 · Chapter 10 · Question 1 of 60
What is the primary function of a scatter diagram in statistical analysis?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) To show the visual relation between variables, which might indicate a relationship where there is none.
Explanation
A scatter diagram shows the visual relation between variables, but it is important to note that it might indicate a relationship where there is fundamentally none.
More Correlation and Regression MCQs
- Q3If the correlation coefficient (r) between two variables is 0.9, and a constant value of 3 is subtracted from each observation of variable…
- Q4If the correlation coefficient (r) is 0.9, and each observation of variable X is multiplied by a constant factor of 100, what is the new…
- Q5Under which mathematical condition is the correlation between two variables considered to be at its strongest?
- Q6If a researcher adds 3 to each observation of X, and subtracts 5 from each observation of Y, what happens to the original correlation…
- Q7Which of the following scenarios best describes a negative correlation coefficient?
